Sizes vary from the bite-sized cherry 6 tomatoes to the giant beefsteak varieties.

What does this mean and why does it appear twice in the exact same way ?

Regular consumption of tomatoes is good because intake of tomatoes makes people healthier and reduced the risk of some disease like osteoporosis cancer, and cardiovascular disease. Tomatoes are the biggest of dietary lycopene; a powerful antioxidant, unlike nutrients in most fresh fruits and vegetables, has even greater bioavailability after cooking and processing.

The case is the same here too.